Synthesis and Applications of Elastomeric Polymerized High Internal Phase Emulsions (PolyHIPEs)

Area of Science:

• Materials Science
• Polymer Chemistry
• Nanotechnology

Background:

• Polymer foams (PFs) are widely used industrial materials, typically made via gas-blowing.
• Polymerized high internal phase emulsions (polyHIPEs) offer tunable properties through experimental design.
• Elastic polyHIPEs are less common than rigid ones but vital for emerging technologies.

Purpose of the Study:

• To provide a comprehensive overview of the chemistry for preparing elastic polyHIPEs.
• To focus on the diverse applications of flexible polyHIPEs.
• To discuss advancements from early methods to modern polymerization techniques.

Main Methods:

• Review of polymerization chemistry for elastic polyHIPEs across different polymer classes.
• Categorization based on polymer types: (meth)acrylics, silicones, polyesters, polyurethanes, and natural polymers.
• Analysis of properties, challenges, and future outlook for each class.

Main Results:

• Elastic polyHIPEs can be synthesized using a broad range of polymers and polymerization conditions.
• Key applications include flexible separation membranes, energy storage in soft robotics, and 3D-printed scaffolds for tissue engineering.
• The review details advancements and challenges within specific polymer classes.

Conclusions:

• Elastic polyHIPEs are instrumental in developing novel materials for advanced applications.
• The versatility of polyHIPEs allows for tailored properties for specific technological needs.
• Future research is expected to drive significant impacts in materials science and technology.